80062580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{853}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 191319912

約数和(自身を除く): 111257332

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 722, 853, 988, 1235, 1444, 1706, 1805, 2470, 3412, 3610, 4265, 4693, 4940, 7220, 8530, 9386, 11089, 16207, 17060, 18772, 22178, 23465, 32414, 44356, 46930, 55445, 64828, 81035, 93860, 110890, 162070, 210691, 221780, 307933, 324140, 421382, 615866, 842764, 1053455, 1231732, 1539665, 2106910, 3079330, 4003129, 4213820, 6158660, 8006258, 16012516, 20015645, 40031290, 80062580]

約数ペア:

[(1, 80062580), (2, 40031290), (4, 20015645), (5, 16012516), (10, 8006258), (13, 6158660), (19, 4213820), (20, 4003129), (26, 3079330), (38, 2106910), (52, 1539665), (65, 1231732), (76, 1053455), (95, 842764), (130, 615866), (190, 421382), (247, 324140), (260, 307933), (361, 221780), (380, 210691), (494, 162070), (722, 110890), (853, 93860), (988, 81035), (1235, 64828), (1444, 55445), (1706, 46930), (1805, 44356), (2470, 32414), (3412, 23465), (3610, 22178), (4265, 18772), (4693, 17060), (4940, 16207), (7220, 11089), (8530, 9386)]